Remove calls to MessageLoop::current() in components.

components/devtools_http_handler/devtools_http_handler.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
 #include <utility>
 
@@ skipping 192 matching lines @@
   }
 }
 
 void StartServerOnHandlerThread(
     base::WeakPtr<DevToolsHttpHandler> handler,
     base::Thread* thread,
     DevToolsHttpHandler::ServerSocketFactory* server_socket_factory,
     const base::FilePath& output_directory,
     const base::FilePath& frontend_dir,
     bool bundles_resources) {
-  DCHECK_EQ(thread->message_loop(), base::MessageLoop::current());
+  DCHECK(thread->task_runner()->BelongsToCurrentThread());
   ServerWrapper* server_wrapper = nullptr;
   std::unique_ptr<net::ServerSocket> server_socket =
       server_socket_factory->CreateForHttpServer();
   std::unique_ptr<net::IPEndPoint> ip_address(new net::IPEndPoint);
   if (server_socket) {
     server_wrapper = new ServerWrapper(handler, std::move(server_socket),
                                        frontend_dir, bundles_resources);
     if (!output_directory.empty())
       server_wrapper->WriteActivePortToUserProfile(output_directory);
 
@@ skipping 706 matching lines @@
         id.c_str(),
         host);
     dictionary->SetString(
         kTargetDevtoolsFrontendUrlField, devtools_frontend_url);
   }
 
   return dictionary;
 }
 
 }  // namespace devtools_http_handler